Unreal Engine Technology & Digital Applications 2

Question 1

Which Unreal Engine system allows you to write gameplay logic using visual node-based scripting without any C++ code?

Accepted Answer

Blueprint Visual Scripting

Answer

Blueprint Visual Scripting is UE's node-based system that lets developers create gameplay logic visually without writing C++ code.

Question 2

What does the acronym 'LOD' stand for in Unreal Engine's rendering pipeline?

Accepted Answer

Level of Detail

Answer

LOD (Level of Detail) refers to swapping meshes with lower-polygon versions as they move farther from the camera to improve performance.

Question 3

In Unreal Engine, which rendering technique uses pre-computed lighting stored in textures to improve runtime performance?

Accepted Answer

Lightmass Lightmaps

Answer

Lightmass bakes static lighting information into lightmap textures at build time, enabling fast runtime rendering without recalculating light each frame.

Question 4

Which Unreal Engine 5 feature enables fully dynamic global illumination and reflections without pre-baked lighting?

Accepted Answer

Lumen

Answer

Lumen is UE5's fully dynamic global illumination system that calculates real-time indirect lighting and reflections without requiring lightmap baking.

Question 5

What type of asset in Unreal Engine defines the visual appearance of a surface, including its color, roughness, and metallic properties?

Accepted Answer

Material

Answer

Materials in Unreal Engine define how a surface looks by combining textures and mathematical expressions to control properties like color, roughness, and specularity.

Unreal Engine Practice Test

Unreal Engine Practice Test

Unreal Engine Technology & Digital Applications 2